Select the prepositional phrase? A: without trying
B: yesterday evening
C: when it's time

without trying

Explanation:

Prepositional phrases will start with a preposition and end with a noun.

Prepositions include words like:

aboard, about, above, across, against, along, around, amid, among, after, at, except, for during, down, behind, below, beneath, beside, between, before, beyond, by, in, from, off, on, over, of, until, unto, upon, under, underneath, since, up, like, near, past, throughout, through, with, within, without, outside,  inside, toward, into, to

shakespeare was famous for writing in iambic pentameter, which is a specific way of rhyming sonnet lines in ten syllables. there are also forms of unrhymed iambic pentameter, as in macbeth, with the noble characters.